complain

verb

com·​plain kəm-ˈplān 

complained; complaining; complains

intransitive verb

1

: to express grief, pain, or discontent

complaining about the weather

2

: to make a formal accusation or charge

He threatened to complain of him to the captain.

complainer noun

complainingly

kəm-ˈplā-niŋ-lē 

adverb

Synonyms

• beef
• bellyache
• bitch
• bleat
• carp
• caterwaul
• crab
• croak
• fuss
• gripe
• grizzle
• grouch
• grouse
• growl
• grumble
• grump
• holler
• inveigh
• keen
• kick
• kvetch
• maunder [chiefly British]
• moan
• murmur
• mutter
• nag
• repine
• scream
• squawk
• squeal
• wail
• whimper
• whine
• whinge [British]
• yammer
• yawp
• yaup
• yowl

Examples of complain in a Sentence

He works hard but he never complains.

If you're unhappy with the service, you should complain to the manager.

The students complained that the test was too hard.

“These shoes are too tight,” he complained.

Recent Examples on the Web

Auto dealers who sell its products have complained that high prices have left inventories piling up. —Melvin Backman, Quartz, 7 Nov. 2024

The late-night show cut to footage of Trump speaking at his rallies in Wisconsin and Pennsylvania on Friday and Saturday, respectively, and complaining about people like Rep. Adam Schiff. —Michaela Zee, Variety, 5 Nov. 2024

Trump had complained about technical difficulties with his microphone at the rally in Milwaukee. —Thomas G. Moukawsher, Newsweek, 5 Nov. 2024

The tenants complained of bug bites and a growing roach problem. —Liam Dillon, Los Angeles Times, 5 Nov. 2024

Word History

Etymology

Middle English compleynen, from Anglo-French compleindre, from Vulgar Latin *complangere, from Latin com- + plangere to lament — more at plaint

First Known Use

14th century, in the meaning defined at sense 1

Phrases Containing complain

• can't complain

Kids Definition

complain

verb

com·​plain kəm-ˈplān 

1

: to express grief, pain, or discontent : find fault

complaining about the weather

2

: to accuse someone of wrongdoing

complainer noun

complainingly

-ˈplā-niŋ-lē 

adverb

Medical Definition

complain

intransitive verb

com·​plain kəm-ˈplān 

: to speak of one's illness or symptoms

the patient visited the office complaining of weight loss

Legal Definition

complain

intransitive verb

com·​plain

: to make a complaint